From bf6655a534a6775d30cafa67bd801276bda1d98d Mon Sep 17 00:00:00 2001 From: polo Date: Tue, 13 Aug 2024 23:45:21 +0200 Subject: =?UTF-8?q?VERSION=200.2=20doctrine=20ORM=20et=20entit=C3=A9s?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- vendor/symfony/cache/Adapter/ChainAdapter.php | 291 ++++++++++++++++++++++++++ 1 file changed, 291 insertions(+) create mode 100644 vendor/symfony/cache/Adapter/ChainAdapter.php (limited to 'vendor/symfony/cache/Adapter/ChainAdapter.php') diff --git a/vendor/symfony/cache/Adapter/ChainAdapter.php b/vendor/symfony/cache/Adapter/ChainAdapter.php new file mode 100644 index 0000000..1418cff --- /dev/null +++ b/vendor/symfony/cache/Adapter/ChainAdapter.php @@ -0,0 +1,291 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Symfony\Component\Cache\Adapter; + +use Psr\Cache\CacheItemInterface; +use Psr\Cache\CacheItemPoolInterface; +use Symfony\Component\Cache\CacheItem; +use Symfony\Component\Cache\Exception\InvalidArgumentException; +use Symfony\Component\Cache\PruneableInterface; +use Symfony\Component\Cache\ResettableInterface; +use Symfony\Component\Cache\Traits\ContractsTrait; +use Symfony\Contracts\Cache\CacheInterface; +use Symfony\Contracts\Service\ResetInterface; + +/** + * Chains several adapters together. + * + * Cached items are fetched from the first adapter having them in its data store. + * They are saved and deleted in all adapters at once. + * + * @author Kévin Dunglas + */ +class ChainAdapter implements AdapterInterface, CacheInterface, PruneableInterface, ResettableInterface +{ + use ContractsTrait; + + private array $adapters = []; + private int $adapterCount; + + private static \Closure $syncItem; + + /** + * @param CacheItemPoolInterface[] $adapters The ordered list of adapters used to fetch cached items + * @param int $defaultLifetime The default lifetime of items propagated from lower adapters to upper ones + */ + public function __construct( + array $adapters, + private int $defaultLifetime = 0, + ) { + if (!$adapters) { + throw new InvalidArgumentException('At least one adapter must be specified.'); + } + + foreach ($adapters as $adapter) { + if (!$adapter instanceof CacheItemPoolInterface) { + throw new InvalidArgumentException(sprintf('The class "%s" does not implement the "%s" interface.', get_debug_type($adapter), CacheItemPoolInterface::class)); + } + if ('cli' === \PHP_SAPI && $adapter instanceof ApcuAdapter && !filter_var(\ini_get('apc.enable_cli'), \FILTER_VALIDATE_BOOL)) { + continue; // skip putting APCu in the chain when the backend is disabled + } + + if ($adapter instanceof AdapterInterface) { + $this->adapters[] = $adapter; + } else { + $this->adapters[] = new ProxyAdapter($adapter); + } + } + $this->adapterCount = \count($this->adapters); + + self::$syncItem ??= \Closure::bind( + static function ($sourceItem, $item, $defaultLifetime, $sourceMetadata = null) { + $sourceItem->isTaggable = false; + $sourceMetadata ??= $sourceItem->metadata; + + $item->value = $sourceItem->value; + $item->isHit = $sourceItem->isHit; + $item->metadata = $item->newMetadata = $sourceItem->metadata = $sourceMetadata; + + if (isset($item->metadata[CacheItem::METADATA_EXPIRY])) { + $item->expiresAt(\DateTimeImmutable::createFromFormat('U.u', sprintf('%.6F', $item->metadata[CacheItem::METADATA_EXPIRY]))); + } elseif (0 < $defaultLifetime) { + $item->expiresAfter($defaultLifetime); + } + + return $item; + }, + null, + CacheItem::class + ); + } + + public function get(string $key, callable $callback, ?float $beta = null, ?array &$metadata = null): mixed + { + $doSave = true; + $callback = static function (CacheItem $item, bool &$save) use ($callback, &$doSave) { + $value = $callback($item, $save); + $doSave = $save; + + return $value; + }; + + $wrap = function (?CacheItem $item = null, bool &$save = true) use ($key, $callback, $beta, &$wrap, &$doSave, &$metadata) { + static $lastItem; + static $i = 0; + $adapter = $this->adapters[$i]; + if (isset($this->adapters[++$i])) { + $callback = $wrap; + $beta = \INF === $beta ? \INF : 0; + } + if ($adapter instanceof CacheInterface) { + $value = $adapter->get($key, $callback, $beta, $metadata); + } else { + $value = $this->doGet($adapter, $key, $callback, $beta, $metadata); + } + if (null !== $item) { + (self::$syncItem)($lastItem ??= $item, $item, $this->defaultLifetime, $metadata); + } + $save = $doSave; + + return $value; + }; + + return $wrap(); + } + + public function getItem(mixed $key): CacheItem + { + $syncItem = self::$syncItem; + $misses = []; + + foreach ($this->adapters as $i => $adapter) { + $item = $adapter->getItem($key); + + if ($item->isHit()) { + while (0 <= --$i) { + $this->adapters[$i]->save($syncItem($item, $misses[$i], $this->defaultLifetime)); + } + + return $item; + } + + $misses[$i] = $item; + } + + return $item; + } + + public function getItems(array $keys = []): iterable + { + return $this->generateItems($this->adapters[0]->getItems($keys), 0); + } + + private function generateItems(iterable $items, int $adapterIndex): \Generator + { + $missing = []; + $misses = []; + $nextAdapterIndex = $adapterIndex + 1; + $nextAdapter = $this->adapters[$nextAdapterIndex] ?? null; + + foreach ($items as $k => $item) { + if (!$nextAdapter || $item->isHit()) { + yield $k => $item; + } else { + $missing[] = $k; + $misses[$k] = $item; + } + } + + if ($missing) { + $syncItem = self::$syncItem; + $adapter = $this->adapters[$adapterIndex]; + $items = $this->generateItems($nextAdapter->getItems($missing), $nextAdapterIndex); + + foreach ($items as $k => $item) { + if ($item->isHit()) { + $adapter->save($syncItem($item, $misses[$k], $this->defaultLifetime)); + } + + yield $k => $item; + } + } + } + + public function hasItem(mixed $key): bool + { + foreach ($this->adapters as $adapter) { + if ($adapter->hasItem($key)) { + return true; + } + } + + return false; + } + + public function clear(string $prefix = ''): bool + { + $cleared = true; + $i = $this->adapterCount; + + while ($i--) { + if ($this->adapters[$i] instanceof AdapterInterface) { + $cleared = $this->adapters[$i]->clear($prefix) && $cleared; + } else { + $cleared = $this->adapters[$i]->clear() && $cleared; + } + } + + return $cleared; + } + + public function deleteItem(mixed $key): bool + { + $deleted = true; + $i = $this->adapterCount; + + while ($i--) { + $deleted = $this->adapters[$i]->deleteItem($key) && $deleted; + } + + return $deleted; + } + + public function deleteItems(array $keys): bool + { + $deleted = true; + $i = $this->adapterCount; + + while ($i--) { + $deleted = $this->adapters[$i]->deleteItems($keys) && $deleted; + } + + return $deleted; + } + + public function save(CacheItemInterface $item): bool + { + $saved = true; + $i = $this->adapterCount; + + while ($i--) { + $saved = $this->adapters[$i]->save($item) && $saved; + } + + return $saved; + } + + public function saveDeferred(CacheItemInterface $item): bool + { + $saved = true; + $i = $this->adapterCount; + + while ($i--) { + $saved = $this->adapters[$i]->saveDeferred($item) && $saved; + } + + return $saved; + } + + public function commit(): bool + { + $committed = true; + $i = $this->adapterCount; + + while ($i--) { + $committed = $this->adapters[$i]->commit() && $committed; + } + + return $committed; + } + + public function prune(): bool + { + $pruned = true; + + foreach ($this->adapters as $adapter) { + if ($adapter instanceof PruneableInterface) { + $pruned = $adapter->prune() && $pruned; + } + } + + return $pruned; + } + + public function reset(): void + { + foreach ($this->adapters as $adapter) { + if ($adapter instanceof ResetInterface) { + $adapter->reset(); + } + } + } +} -- cgit v1.2.3